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Python Institute PCED-30-02 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Python Basics for Data Analysis | 32.5% | - Core Python syntax and data types
|
| Working with Data and Performing Simple Analysis | 25% | - Data cleaning and preparation
|
| Introduction to Data and Data Analysis Concepts | 22.5% | - Data types and measurement scales
|
| Data Visualization and Communication | 20% | - Creating basic visualizations
|
Python Institute PCED - Certified Entry-Level Data Analyst with Python Sample Questions:
A Python developer is testing truth values of different data types using the bool() function. The expression bool([0]) is evaluated in the script. What result should be expected when this expression is printed?
- A. Error
- B. None
- C. True
- D. False
Correct Answer: C 🗳️
Explanation: Only visible for Actual4Exams members. You can sign-up / login (it's free).
A script defines a variable x = None and checks its truth value using a conditional statement. The developer wants to understand how Python evaluates None in Boolean contexts. What will bool(x) return?
- A. Error
- B. None
- C. True
- D. False
Correct Answer: D 🗳️
Explanation: Only visible for Actual4Exams members. You can sign-up / login (it's free).
A script attempts to divide two numbers using / and //. The values are 7 and 2. The developer wants to understand the difference between true division and floor division. What are the results respectively?
- A. 3 and 4
- B. 4 and 3
- C. 3.5 and 3
- D. 3 and 3.5
Correct Answer: C 🗳️
Explanation: Only visible for Actual4Exams members. You can sign-up / login (it's free).
You are writing a function named process_data()to read and process numerical input from a file. The function must:
- read the file data.txt,
- attempt to convert the first line into an integer,
- handle file, conversion, or index-related exceptions,
- print the value only if no error occurs,
- and always print a final message after execution.
Which implementation correctly and robustly meets all these conditions? Select the best answer.
- A.
- B.
- C.
Correct Answer: B 🗳️
Explanation: Only visible for Actual4Exams members. You can sign-up / login (it's free).
Which of the following statements about Python functions are correct? (Choose two.)
- A. If a function does not contain a returnstatement, it returns Noneby default.
- B. passexecutes the function body and returns its result.
- C. Positional arguments must be passed in the order defined, while keyword arguments can be passed in any order using their parameter names.
- D. Functions can only return numeric values or strings.
- E. A function cannot call itself or be passed as an argument to itself.
- F. Default parameters must always come before required ones in the parameter list.
Correct Answer: A,C 🗳️
Explanation: Only visible for Actual4Exams members. You can sign-up / login (it's free).
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